# Koss Porta Pro (sample 2)
See [usage instructions](https://github.com/jaakkopasanen/AutoEq#usage) for more options and info.

### Parametric EQs
You can use filters 1-5 or 1-10. Apply preamp of -7.0 dB or -6.9 dB, respectively.

|   # | Type      |   Fc (Hz) |    Q |   Gain (dB) |
|-----|-----------|-----------|------|-------------|
|   1 | LowShelf  |       105 | 0.7  |         7.4 |
|   2 | Peaking   |       100 | 0.7  |        -7.3 |
|   3 | Peaking   |      2280 | 2.78 |        -4.5 |
|   4 | Peaking   |      3506 | 4.22 |         3.5 |
|   5 | Peaking   |      8295 | 1.99 |         6.9 |
|   6 | Peaking   |       121 | 2.09 |         0.7 |
|   7 | Peaking   |       209 | 1.25 |        -1.2 |
|   8 | Peaking   |       655 | 1.07 |         1.8 |
|   9 | Peaking   |      5269 | 5.22 |        -2   |
|  10 | HighShelf |     10000 | 0.7  |        -1.6 |

### Fixed Band EQs
When using fixed band (also called graphic) equalizer, apply preamp of **-8.1 dB** (if available) and set gains manually with these parameters.

|   # | Type    |   Fc (Hz) |    Q |   Gain (dB) |
|-----|---------|-----------|------|-------------|
|   1 | Peaking |        31 | 1.41 |         8   |
|   2 | Peaking |        62 | 1.41 |         0.5 |
|   3 | Peaking |       125 | 1.41 |        -4.3 |
|   4 | Peaking |       250 | 1.41 |        -3   |
|   5 | Peaking |       500 | 1.41 |         1.3 |
|   6 | Peaking |      1000 | 1.41 |         1.7 |
|   7 | Peaking |      2000 | 1.41 |        -3.5 |
|   8 | Peaking |      4000 | 1.41 |         1   |
|   9 | Peaking |      8000 | 1.41 |         5.7 |
|  10 | Peaking |     16000 | 1.41 |        -3.6 |

### Graphs
![](./Koss%20Porta%20Pro%20(sample%202).png)
